Aquatic Plants. I. Adaptations A. Aquatic and wetland plants do not belong to any one particular...
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Transcript of Aquatic Plants. I. Adaptations A. Aquatic and wetland plants do not belong to any one particular...
I. Adaptations
A. Aquatic and wetland plants do not belong to any one particular plant family.
B. Individuals plants within families have acquired similar special adaptations allowing survival in aquatic environments.
C. Specific Adaptations1. The most common adaptation
is large spaces or channels running
through the leaves, stems and/or roots.
a. Air channels allow gas exchange between the parts of the plants still submerged. b. Example: roots under water and leaves above the water surface 2. Some species possess floating leaves or leaves
divided into deep, narrow segments.D. Aquatic plants completely adapted for
aquatic life grow only in water or in soil saturated with water. 1. A few aquatic plants can
survive in shallow brackish water
2. Several species of seagrass are found Texas estuaries
and bays.a. Important in the estuarine food
chainb. Decomposing seagrass leaves
provide nutrients for small animals like crabs, fish
and shrimp.c. The leaves protective cover for
small animalsd. A food source for many waterfowl